! Started logfile: /vlbi/uf001/uva//J0308+6955_X_dfm.log on Sun Jan 13 21:41:50 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0308+6955_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0308+6955_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993567 visibilities/baseline/integration-bin. ! Found source: J0308+6955 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 40776 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0308+6955_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003625Jy sigma=23.971742 ! Fit after self-cal, rms=0.964748Jy sigma=23.044560 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8061 mas, bmaj=0.8961 mas, bpa=23.18 degrees ! Estimated noise=0.323545 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241922 Jy ! Component: 100 - total flux cleaned = 0.0318645 Jy ! Total flux subtracted in 100 components = 0.0318645 Jy ! Clean residual min=-0.002502 max=0.003774 Jy/beam ! Clean residual mean=-0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0318646 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0318646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060671Jy sigma=1.339140 ! Fit after self-cal, rms=0.059166Jy sigma=1.300594 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00622784 Jy ! Component: 100 - total flux cleaned = 0.010043 Jy ! Total flux subtracted in 100 components = 0.010043 Jy ! Clean residual min=-0.002209 max=0.002792 Jy/beam ! Clean residual mean=-0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.0419076 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.0419076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057897Jy sigma=1.267807 ! Fit after self-cal, rms=0.057889Jy sigma=1.267133 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=1.167 mas, bpa=24.72 degrees ! Estimated noise=0.159609 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586824 Jy ! Component: 100 - total flux cleaned = 0.00914885 Jy ! Component: 150 - total flux cleaned = 0.0110222 Jy ! Component: 200 - total flux cleaned = 0.0120951 Jy ! Total flux subtracted in 200 components = 0.0120951 Jy ! Clean residual min=-0.001850 max=0.002796 Jy/beam ! Clean residual mean=-0.000003 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0540027 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.0540027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057280Jy sigma=1.252656 ! Fit after self-cal, rms=0.057261Jy sigma=1.251530 ! Inverting map ! Added new window around map position (2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298967 Jy ! Component: 100 - total flux cleaned = 0.00477982 Jy ! Component: 150 - total flux cleaned = 0.00609466 Jy ! Component: 200 - total flux cleaned = 0.00706787 Jy ! Total flux subtracted in 200 components = 0.00706787 Jy ! Clean residual min=-0.001658 max=0.002248 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0610705 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 61 components and 0.0610705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057090Jy sigma=1.246848 ! Fit after self-cal, rms=0.057043Jy sigma=1.245935 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 1.167 at 24.72 degrees (North through East) ! Clean map min=-0.001592 max=0.03673 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.97 HN 1.05 KP 0.90 ! LA 0.99 MK 1.08 NL 1.29 OV 0.97 ! PT 0.83 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.00 KP 0.95 ! LA 1.01 MK 1.11 NL 1.20 OV 0.99 ! PT 0.84 SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.05 HN 1.08 KP 0.88 ! LA 1.04 MK 1.17 NL 1.28 OV 0.92 ! PT 0.81 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 1.01 KP 0.96 ! LA 1.00 MK 1.03 NL 1.30 OV 0.93 ! PT 0.84 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 1.01 KP 0.99 ! LA 0.98 MK 1.20 NL 1.21 OV 0.92 ! PT 0.84 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.97 KP 0.99 ! LA 0.99 MK 1.19 NL 1.17 OV 0.88 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.93 KP 1.03 ! LA 0.99 MK 1.00 NL 1.17 OV 0.93 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.85 KP 1.04 ! LA 0.99 MK 1.07 NL 1.24 OV 0.91 ! PT 0.89 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.00 KP 1.05 ! LA 0.98 MK 1.01 NL 1.13 OV 0.94 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.91 HN 0.94 KP 1.07 ! LA 0.90 MK 0.91 NL 1.28 OV 0.94 ! PT 0.92 SC 0.85 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 0.99 KP 1.04 ! LA 1.09 MK 0.87 NL 1.20 OV 0.92 ! PT 0.84 SC 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.91 KP 1.04 ! LA 0.98 MK 0.90 NL 1.14 OV 0.92 ! PT 0.93 SC 0.91 ! ! ! Fit before self-cal, rms=0.057043Jy sigma=1.245935 ! Fit after self-cal, rms=0.055552Jy sigma=1.237239 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=1.168 mas, bpa=25.11 degrees ! Estimated noise=0.16108 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037817 Jy ! Component: 100 - total flux cleaned = 0.000398988 Jy ! Component: 150 - total flux cleaned = 0.000366893 Jy ! Component: 200 - total flux cleaned = 0.000352782 Jy ! Total flux subtracted in 200 components = 0.000352782 Jy ! Clean residual min=-0.001385 max=0.001454 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0614233 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.0614233 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055540Jy sigma=1.236950 ! Fit after self-cal, rms=0.055562Jy sigma=1.235626 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055562Jy sigma=1.235626 ! Fit after self-cal, rms=0.056802Jy sigma=1.230740 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=1.162 mas, bpa=23.32 degrees ! Estimated noise=0.160689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000205983 Jy ! Component: 100 - total flux cleaned = 0.000152834 Jy ! Component: 150 - total flux cleaned = 0.000110718 Jy ! Component: 200 - total flux cleaned = 0.000110817 Jy ! Total flux subtracted in 200 components = 0.000110817 Jy ! Clean residual min=-0.001246 max=0.001380 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0615341 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.0615341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056793Jy sigma=1.230542 ! Fit after self-cal, rms=0.056884Jy sigma=1.230004 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (12, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142769 Jy ! Component: 100 - total flux cleaned = 0.00236004 Jy ! Component: 150 - total flux cleaned = 0.00302258 Jy ! Component: 200 - total flux cleaned = 0.00335481 Jy ! Total flux subtracted in 200 components = 0.00335481 Jy ! Clean residual min=-0.001167 max=0.001314 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.064889 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.0648889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056836Jy sigma=1.228985 ! Fit after self-cal, rms=0.056833Jy sigma=1.228821 ! Inverting map ! Added new window around map position (-21, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127128 Jy ! Component: 100 - total flux cleaned = 0.00203908 Jy ! Component: 150 - total flux cleaned = 0.00264393 Jy ! Component: 200 - total flux cleaned = 0.0031532 Jy ! Total flux subtracted in 200 components = 0.0031532 Jy ! Clean residual min=-0.001176 max=0.001136 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0680421 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.0680421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056795Jy sigma=1.228022 ! Fit after self-cal, rms=0.056788Jy sigma=1.227853 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056788Jy sigma=1.227853 ! Fit after self-cal, rms=0.056780Jy sigma=1.227581 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=1.159 mas, bpa=23.07 degrees ! Estimated noise=0.159362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000741011 Jy ! Component: 100 - total flux cleaned = 0.00122474 Jy ! Component: 150 - total flux cleaned = 0.00150977 Jy ! Component: 200 - total flux cleaned = 0.00166464 Jy ! Total flux subtracted in 200 components = 0.00166464 Jy ! Clean residual min=-0.001163 max=0.001174 Jy/beam ! Clean residual mean=0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0697068 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 124 components and 0.0697068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056762Jy sigma=1.227253 ! Fit after self-cal, rms=0.056781Jy sigma=1.227189 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371521 Jy ! Component: 100 - total flux cleaned = 0.00050692 Jy ! Component: 150 - total flux cleaned = 0.000569453 Jy ! Component: 200 - total flux cleaned = 0.000657514 Jy ! Total flux subtracted in 200 components = 0.000657514 Jy ! Clean residual min=-0.001147 max=0.001171 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0703643 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 126 components and 0.0703643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056771Jy sigma=1.227018 ! Fit after self-cal, rms=0.056772Jy sigma=1.227001 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056772Jy sigma=1.227001 ! Fit after self-cal, rms=0.056790Jy sigma=1.226958 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.32 mas, bmaj=2.524 mas, bpa=50.19 degrees ! Estimated noise=0.209081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000766012 Jy ! Component: 100 - total flux cleaned = 0.00128684 Jy ! Component: 150 - total flux cleaned = 0.00159105 Jy ! Component: 200 - total flux cleaned = 0.00185974 Jy ! Total flux subtracted in 200 components = 0.00185974 Jy ! Clean residual min=-0.001981 max=0.002094 Jy/beam ! Clean residual mean=0.000001 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.072224 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 139 components and 0.072224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056785Jy sigma=1.226923 ! Fit after self-cal, rms=0.056794Jy sigma=1.226866 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000343016 Jy ! Component: 100 - total flux cleaned = 0.000561642 Jy ! Component: 150 - total flux cleaned = 0.000748195 Jy ! Component: 200 - total flux cleaned = 0.000909467 Jy ! Total flux subtracted in 200 components = 0.000909467 Jy ! Clean residual min=-0.001950 max=0.002072 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0731335 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 0.0731335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056792Jy sigma=1.226884 ! Fit after self-cal, rms=0.056794Jy sigma=1.226870 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.156 mas, bpa=23.06 degrees ! Estimated noise=0.159032 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 1.156 at 23.06 degrees (North through East) ! Clean map min=-0.0010961 max=0.036347 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.789 mas, bmaj=0.8892 mas, bpa=22.22 degrees ! Estimated noise=0.319477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252126 Jy ! Component: 100 - total flux cleaned = 0.0345694 Jy ! Component: 150 - total flux cleaned = 0.0405528 Jy ! Component: 200 - total flux cleaned = 0.0447868 Jy ! Total flux subtracted in 200 components = 0.0447868 Jy ! Clean residual min=-0.002131 max=0.002729 Jy/beam ! Clean residual mean=-0.000001 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0447868 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0447868 Jy ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.156 mas, bpa=23.06 degrees ! Estimated noise=0.159032 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00553356 Jy ! Component: 100 - total flux cleaned = 0.00868849 Jy ! Component: 150 - total flux cleaned = 0.0110229 Jy ! Component: 200 - total flux cleaned = 0.0129565 Jy ! Total flux subtracted in 200 components = 0.0129565 Jy ! Clean residual min=-0.001244 max=0.001351 Jy/beam ! Clean residual mean=-0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0577433 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 58 components and 0.0577433 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.32 mas, bmaj=2.524 mas, bpa=50.19 degrees ! Estimated noise=0.209081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302192 Jy ! Component: 100 - total flux cleaned = 0.00518381 Jy ! Component: 150 - total flux cleaned = 0.00691086 Jy ! Component: 200 - total flux cleaned = 0.00833395 Jy ! Total flux subtracted in 200 components = 0.00833395 Jy ! Clean residual min=-0.002013 max=0.002245 Jy/beam ! Clean residual mean=-0.000001 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.0660772 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119035 Jy ! Component: 100 - total flux cleaned = 0.00219072 Jy ! Component: 150 - total flux cleaned = 0.00303891 Jy ! Component: 200 - total flux cleaned = 0.00376213 Jy ! Total flux subtracted in 200 components = 0.00376213 Jy ! Clean residual min=-0.001952 max=0.002166 Jy/beam ! Clean residual mean=0.000000 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.0698394 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 148 components and 0.0698394 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.156 mas, bpa=23.06 degrees ! Estimated noise=0.159032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692421 Jy ! Component: 100 - total flux cleaned = 0.000937169 Jy ! Component: 150 - total flux cleaned = 0.00109161 Jy ! Component: 200 - total flux cleaned = 0.00119146 Jy ! Total flux subtracted in 200 components = 0.00119146 Jy ! Clean residual min=-0.001174 max=0.001180 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0710309 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 0.0710308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056814Jy sigma=1.227480 ! Fit after self-cal, rms=0.056797Jy sigma=1.227208 wmodel J0308+6955_X_map.mod ! Writing 160 model components to file: J0308+6955_X_map.mod wobs J0308+6955_X_uvs.fits ! Writing UV FITS file: J0308+6955_X_uvs.fits wwins J0308+6955_X_map.win ! wwins: Wrote 4 windows to J0308+6955_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000110972 Jy ! Component: 100 - total flux cleaned = -0.000131502 Jy ! Component: 150 - total flux cleaned = -0.000171154 Jy ! Component: 200 - total flux cleaned = -0.000228192 Jy ! Component: 250 - total flux cleaned = -0.000246646 Jy ! Component: 300 - total flux cleaned = -0.000228418 Jy ! Component: 350 - total flux cleaned = -0.000263771 Jy ! Component: 400 - total flux cleaned = -0.000263739 Jy ! Component: 450 - total flux cleaned = -0.000247172 Jy ! Component: 500 - total flux cleaned = -0.000264006 Jy ! Component: 550 - total flux cleaned = -0.000247818 Jy ! Component: 600 - total flux cleaned = -0.000231932 Jy ! Component: 650 - total flux cleaned = -0.000247827 Jy ! Component: 700 - total flux cleaned = -0.00018581 Jy ! Component: 750 - total flux cleaned = -0.000201556 Jy ! Component: 800 - total flux cleaned = -0.00020137 Jy ! Component: 850 - total flux cleaned = -0.000141527 Jy ! Component: 900 - total flux cleaned = -0.000126742 Jy ! Component: 950 - total flux cleaned = -0.000112204 Jy ! Component: 1000 - total flux cleaned = -8.33491e-05 Jy ! Component: 1050 - total flux cleaned = -0.000111714 Jy ! Component: 1100 - total flux cleaned = -0.000111586 Jy ! Component: 1150 - total flux cleaned = -0.000139322 Jy ! Component: 1200 - total flux cleaned = -9.79638e-05 Jy ! Component: 1250 - total flux cleaned = -9.8134e-05 Jy ! Component: 1300 - total flux cleaned = -0.000124912 Jy ! Component: 1350 - total flux cleaned = -9.79772e-05 Jy ! Component: 1400 - total flux cleaned = -9.80096e-05 Jy ! Component: 1450 - total flux cleaned = -5.83981e-05 Jy ! Component: 1500 - total flux cleaned = -1.9438e-05 Jy ! Component: 1550 - total flux cleaned = 3.20198e-05 Jy ! Component: 1600 - total flux cleaned = 3.18523e-05 Jy ! Component: 1650 - total flux cleaned = 8.23433e-05 Jy ! Component: 1700 - total flux cleaned = 0.000107389 Jy ! Component: 1750 - total flux cleaned = 0.0001447 Jy ! Component: 1800 - total flux cleaned = 0.000193698 Jy ! Component: 1850 - total flux cleaned = 0.000181551 Jy ! Component: 1900 - total flux cleaned = 0.000254079 Jy ! Component: 1950 - total flux cleaned = 0.000218191 Jy ! Component: 2000 - total flux cleaned = 0.000265957 Jy ! Component: 2050 - total flux cleaned = 0.000301492 Jy ! Component: 2100 - total flux cleaned = 0.000313276 Jy ! Component: 2150 - total flux cleaned = 0.000371399 Jy ! Component: 2200 - total flux cleaned = 0.00034845 Jy ! Component: 2250 - total flux cleaned = 0.000359928 Jy ! Component: 2300 - total flux cleaned = 0.00039401 Jy ! Component: 2350 - total flux cleaned = 0.000371418 Jy ! Component: 2400 - total flux cleaned = 0.000326717 Jy ! Component: 2450 - total flux cleaned = 0.00033772 Jy ! Component: 2500 - total flux cleaned = 0.00034883 Jy ! Component: 2550 - total flux cleaned = 0.00033785 Jy ! Component: 2600 - total flux cleaned = 0.000381312 Jy ! Component: 2650 - total flux cleaned = 0.000338041 Jy ! Component: 2700 - total flux cleaned = 0.000359457 Jy ! Component: 2750 - total flux cleaned = 0.000338223 Jy ! Component: 2800 - total flux cleaned = 0.000380625 Jy ! Component: 2850 - total flux cleaned = 0.00037025 Jy ! Component: 2900 - total flux cleaned = 0.000401618 Jy ! Component: 2950 - total flux cleaned = 0.000453456 Jy ! Component: 3000 - total flux cleaned = 0.000381269 Jy ! Component: 3050 - total flux cleaned = 0.000422337 Jy ! Component: 3100 - total flux cleaned = 0.00046306 Jy ! Component: 3150 - total flux cleaned = 0.000473272 Jy ! Component: 3200 - total flux cleaned = 0.000473269 Jy ! Component: 3250 - total flux cleaned = 0.000493324 Jy ! Component: 3300 - total flux cleaned = 0.000513275 Jy ! Component: 3350 - total flux cleaned = 0.00052319 Jy ! Component: 3400 - total flux cleaned = 0.000532983 Jy ! Component: 3450 - total flux cleaned = 0.000581937 Jy ! Component: 3500 - total flux cleaned = 0.000581861 Jy ! Component: 3550 - total flux cleaned = 0.000582025 Jy ! Component: 3600 - total flux cleaned = 0.000639545 Jy ! Component: 3650 - total flux cleaned = 0.000668195 Jy ! Component: 3700 - total flux cleaned = 0.000668104 Jy ! Component: 3750 - total flux cleaned = 0.000677582 Jy ! Component: 3800 - total flux cleaned = 0.000658815 Jy ! Component: 3850 - total flux cleaned = 0.000705464 Jy ! Component: 3900 - total flux cleaned = 0.000705414 Jy ! Component: 3950 - total flux cleaned = 0.000751645 Jy ! Component: 4000 - total flux cleaned = 0.000760774 Jy ! Component: 4050 - total flux cleaned = 0.000751596 Jy ! Total flux subtracted in 4096 components = 0.000742477 Jy ! Clean residual min=-0.000566 max=0.000576 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0717733 Jy keep ! Adding 374 model components to the UV plane model. ! The established model now contains 534 components and 0.0717733 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0308+6955_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 1.156 at 23.06 degrees (North through East) ! Clean map min=-0.00086763 max=0.036402 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0308+6955_X_map.fits wmodel /vlbi/uf001/uva//J0308+6955_X_map.mod ! Writing 534 model components to file: /vlbi/uf001/uva//J0308+6955_X_map.mod wobs /vlbi/uf001/uva//J0308+6955_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0308+6955_X_uvs.fits wwins /vlbi/uf001/uva//J0308+6955_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0308+6955_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0364022 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000162887 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.34239 1.34239 2.68478 5.36957 10.7391 21.4783 42.9565 85.9131 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 223.481 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0308+6955_X_dfm.log closed on Sun Jan 13 21:41:56 2019